Home / 67,513.56-101,269.04-20,160.74

Finding the Fourth Proportional to 67,513.56, 101,269.04 and 20,160.74

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Solution

The fourth proportional to 67,513.56, 101,269.04 and 20,160.74 is: 30,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,513.56 : 101,269.04 = 20,160.74 : x
  2. Step 2: Convert to fraction form
    67,513.56/101,269.04 = 20,160.74/x
  3. Step 3: Cross multiply
    67,513.56x = 101,269.04 × 20,160.74
  4. Step 4: Simplify right side
    67,513.56x = 2,041,658,178.34
  5. Step 5: Solve for x
    x = 2,041,658,178.34/67,513.56
  6. Step 6: Final answer
    x = 30,240.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.